Q: What are the prime factors of the number 347,975?

 A: 5, 31, 449

Why are those the prime factors of the number 347,975?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 347,975

347,975
Factor Arrows
569,595
Factor Arrows
513,919
Factor Arrows
31449

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

5, 31, 449

We can check our work by multiplying all of the prime factors together: 5 x 5 x 31 x 449 = 347,975

This can also be written as 52 x 311 x 4491 = 347,975

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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